Prototype: Belgian State Railways (NMBS/SNCB) class 81 steam locomotive (former Prussian G 8.1) with a coal tender. Moss green / black basic paint scheme. Locomotive road number 81.340. The locomotive looks as it did beginning/mid Fifties.
Model: The locomotive has a digital decoder and extensive sound functions. It also has controlled high-efficiency propulsion with a flywheel, in the boiler. 4 axles powered. Traction tires. The locomotive and the tender are constructed mostly of metal. A 72270 smoke unit can be installed in the locomotive. Dual headlights, which change over with the direction of travel, and the smoke unit, which can be installed, will work in conventional operation and can be controlled digitally. Maintenance-free warm white LEDs are used for the lighting. There is a permanent close coupling between the locomotive and tender. There are many separately applied details such as lines and sanding pipes. Brake hoses and imitation prototype couplers are included. Length over the buffers 21 cm / 8-1/4.

A passenger car set to go with this locomotive can be found in the Märklin H0 assortment under item number 43054. In addition, various Belgian freight cars from the last few years also go with this locomotive and they can be found under item numbers 48832, 46029, or 46984. All of the cars include information about the necessary DC wheelsets.

This model can be found in an AC version in the Märklin H0 assortment under item number 39539.